Know Your Environment. Protect Your Health.

Silver

Dardanelle Waterworks

Silver occurs naturally in surface and groundwater and can be added to water as a biocide that inhibits growth of bacteria and algae. Increasingly, the use of antimicrobial nano-sized silver particles in consumer products contributes to silver in water sources used for drinking water.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND30ND
2022ND20ND
2023ND40ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-05-08Y181300001ND
2019-04-02Y190940001ND
2020-04-20Y201140014ND
2021-04-07Y210980050ND
2021-08-09Y212240014ND
2021-11-08Y213140021ND
2022-01-05Y220070016ND
2022-04-25Y221180009ND
2023-04-03Y230960045ND
2023-04-18Y231100009ND
2023-05-01Y231240069ND
2023-05-08Y231310037ND